<?php

class UsuarioController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
			'postOnly + delete', // we only allow deletion via POST request
		);
	}

	/**
	 * Specifies the access control rules.
	 * This method is used by the 'accessControl' filter.
	 * @return array access control rules
	 */
	public function accessRules()
	{
		return array(
			/*
				array('allow',  // allow all users to perform 'index' and 'view' actions
					'actions'=>array('index','view'),
					'users'=>array('*'),
				),
				array('allow', // allow authenticated user to perform 'create' and 'update' actions
					'actions'=>array('create','update'),
					'users'=>array('@'),
				),
				array('allow', // allow admin user to perform 'admin' and 'delete' actions
					'actions'=>array('admin','delete'),
					'users'=>array('admin'),
				),
		 	*/
		 	array('allow',
		 		'actions'=>array('index', 'view', 'create', 'update', 'create', 'admin', 'delete'),
    			'expression'=>'Yii::app()->user->isAdmin()',
			),
			array('deny',  // deny all users
				'users'=>array('*'),
			),
		);
	}

	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Usuario;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);
		
		

		if(isset($_POST['Usuario']))
		{
			$model->attributes=$_POST['Usuario'];
			
			$model->imagem = CUploadedFile::getInstance($model, 'foto');
			$model->foto = parent::geraNomeFoto('foto') . '.' . $model->imagem->extensionName;
			
			$model->data_nascimento = $_POST['Usuario']['ano'] . '-' . $_POST['Usuario']['mes'] .'-'.$_POST['Usuario']['dia'];
			$model->dataCadastro = date('Y-m-d H:i:s');
			
			$model->password = sha1($model->password);
			
			if($model->save()) 
			{
				$model->imagem->saveAs(Yii::app()->basePath . '/../images/foto/' . $model->foto);
				$this->redirect(array('view','id'=>$model->id));
			}
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);
		
		$model->ano = date('Y', strtotime($model->data_nascimento));
		$model->dia = date('d', strtotime($model->data_nascimento));
		$model->mes = date('m', strtotime($model->data_nascimento));
		
		if(isset($_POST['Usuario']))
		{
			$model->attributes=$_POST['Usuario'];
			
			if($model->alterarFoto == 1)
			{
				
				$model->imagem = CUploadedFile::getInstance($model, 'foto');
				
				if($model->imagem == null)
					$model->addError('foto', 'Foto está em branco');
				else
					$model->foto = parent::geraNomeFoto('foto') . '.' . $model->imagem->extensionName;
			}
			
			if(!$model->hasErrors())
			{
				$model->data_nascimento = $_POST['Usuario']['ano'] . '-' . $_POST['Usuario']['mes'] .'-'.$_POST['Usuario']['dia'];
				$model->dataCadastro = date('Y-m-d H:i:s');
				
				$model->password = sha1($model->password);
				
				if($model->save())
				{
					if($model->alterarFoto == 1) $model->imagem->saveAs(Yii::app()->basePath . '/../images/foto/' . $model->foto);
					$this->redirect(array('view','id'=>$model->id));
				}
			}
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		$this->loadModel($id)->delete();

		// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
		if(!isset($_GET['ajax']))
			$this->redirect(isset($_POST['returnUrl']) ? $_POST['returnUrl'] : array('admin'));
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Usuario');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Usuario('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Usuario']))
			$model->attributes=$_GET['Usuario'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer $id the ID of the model to be loaded
	 * @return Usuario the loaded model
	 * @throws CHttpException
	 */
	public function loadModel($id)
	{
		$model=Usuario::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param Usuario $model the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='usuario-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
}
